Continuous disc type card-punching device

ABSTRACT

A continuous disc type card-punching device may include a rotary punching machine platform, including a base with a rotation axis for driving the rotation of drive gear by a motor, a support plate provided at the top of the rotation axis. The rotary punching machine platform may also include a control system. The support plate can have at least two single-cylinder pneumatic punching machines provided thereon, and startup and shutdown of each single-cylinder pneumatic punching machine can be controlled by a corresponding touch switch with respect to a first position and a second position. The card-punching machine may be disposed at the inner ring, which may be provided with a larger diameter, and the card-punching machine disposed at the outer ring may be provided with a smaller diameter, this may achieve a variety of card-punching in the same machine.

TECHNICAL FIELD

The present invention relates to the technical field of emulsionexplosive, cartridge and food sausage, and flexible packaging industry,particularly, relates to a single-cylinder single-claw double-cardpneumatic punching machine.

BACKGROUND OF THE INVENTION

In the respect of disc type card-punching device, U.S. Pat. No.4,821,485, U.S. Pat. No. 5,020,298, U.S. Pat. No. 5,259,168, U.S. Pat.No. 5,471,815 and U.S. Pat. No. 5,644,896 disclose a rotating disc typecard-punching machine consist of a plurality of six-cylindercard-punching machine, this combination of six-cylinder card-punchingmachine has a large numbers of cylinders, the action of punching cardusing the structure principle of the timing sequence, this affects theefficiency and reliability of card-punching process, the large gasconsumption and high energy consumption.

For the above deficiencies existed in the prior art, the presentinvention is provided.

SUMMARY OF THE INVENTION

One object of the present invention is to provide a continuous disccard-punching device.

In order to achieve the above-stated object, one embodiment of thepresent invention is to provide a continuous disc type card-punchingdevice, comprising a rotary punching machine platform, which comprises abase with a rotation axis for driving the rotation of drive gear by amotor, a support plate provided at the top of the rotation axis; therotary punching machine platform also comprising a control system; thesupport plate has at least two single-cylinder pneumatic punchingmachines provided thereon, startup and shutdown of each single-cylinderpneumatic punching machine are controlled by corresponding touchswitches with respect to a first position and a second position.

In a class of embodiment, the touch switches comprise a first mechanicalvalve for the first position, a second mechanical valve for the secondposition, arranged to be side by side with the first mechanical valve; afirst touch block, arranged to correspond to the first mechanical valve,and a second touch block, arranged to correspond to the secondmechanical valve.

In a class of embodiment, the first mechanical valve and the secondmechanical valve are fixed on a rotating disc; the rotating disc isprovided on a rotation axis and adapted for operating synchronously withthe support plate; the first touch block and the second touch block arefixed on a fixing plate.

In a class of embodiment, the touch switch is adapted for controllingthe startup and the shutdown of the single-cylinder pneumatic punchingmachine at the first position and the second position respectivelythrough a 2-positions 5-through holes double pneumatic control valve.

In a class of embodiment, at least one single-cylinder pneumaticcard-punching machine is uniformly disposed at the inner ring of thesupport plate; and at least two single-cylinder pneumatic card-punchingmachine are uniformly disposed at the outside ring of the support plate,wherein, the diameter of the single-cylinder pneumatic card-punchingmachine disposed at the inner ring is larger than that at the outsidering.

In a class of embodiment, the rotary punching machine platform has afirst detection means for detection of no volume state, a seconddetection means for detection of jammed volume state, and a detectionmeans for detection of improper claw state provided thereon, all ofwhich are connected to the control system.

In a class of embodiment, the single-cylinder pneumatic card-punchingmachine, comprising an air cylinder adapted for pushing a gantry movingframe to move downward and meanwhile driving a snap action movingdevice, a card-pushing sheet and a cutter to move down, and tuck aretaining clamp and a folding clamp until the card punching iscompleted, and adapted for driving the card-pushing sheet and cutter tomove upward and releases the folding clamp when the gantry moving framemoves up, thereby completing a punching process.

In a class of embodiment, a connecting frame is connected to a workingend face of the air cylinder, and a lower part of the connecting framehas connecting plates provided at both sides thereof, the lower part ofthe connecting frame has an n-type gantry moving frame provided in themiddle thereof in an interleaved manner, a piston rob of the aircylinder is arranged to extend through the connecting frame to connectwith the n-type gantry moving frame ;a retaining clamp and a foldingclamp are provided at the bottom of the connecting frame.

In a class of embodiment, the folding clamp has a material extrusionmeans provided therein; the material extrusion means has a claw sheetwith a shape coordinating with the folding clamp, a width of the clawsheet is wider than that of the folding clamp.

In a class of embodiment, a card-pushing sheet and a cutter are disposedunder the n-type gantry moving frame, a lower end of the n-type gantrymoving frame has pulleys provided at both sides thereof, the pulleys areadapted for sliding in slideways of the retaining clamp and the foldingclamp respectively;

In a class of embodiment, the connecting frame has snap action movingdevices provided at both sides thereof, and the snap action movingdevice and the n-type gantry moving frame are arranged in a squarecrossing manner.

the connecting frame comprises a base plate, fixed at a working end ofthe cylinder by bolted connection, both sides of the lower surfaces ofthe base plate respectively have an integrated connecting plate providedthereon, a lower end of the connection plate has biforked fixing legs;and the connecting plate is in the shape of an inverted Y, the fixinglegs have fixing holes provided thereon, and a central hole is providedat a central section of the base plate for a piston rod to pass through;rail holes are provided on the surfaces of connecting plates at bothsides; a multipurpose pin shaft is provided between the rail holes onthe connecting plates at both sides, the multipurpose pin shaft isadapted for moving up and down in the rail holes, and the multipurposepin is located under the n-type gantry moving frame; a fixed block isprovided on the multipurpose pin, the card-pushing sheet and the cutterare assembled on the fixed block.

In a class of embodiment, the cutter is in hook-type or cut-type.

In a class of embodiment, the retaining clamp and the folding clamp arecoordinated with each other in an embedded manner, and the retainingclamp is in claw type, two pin shaft holes are provided on two top endsof the retaining clamp, the pin shaft holes are aligned with fixingholes in the connecting frame and fixed by pin shaft; a guide block isprovided on one side of the retaining clamp, a chute is provided in theguide block, the chute is adapted for accomodatinga foot pulley providedon a vertical side of the n-type gantry moving frame, a snap molding isembedded in a corner of the retaining clamp.

In a class of embodiment, the guide block and the retaining clamp arearranged in an interleaved embedded manner, the guide block is arrangedto abut against the retaining clamp; a guide roller is provided on oneside of the chute, and a guide bearing is provided on the other side ofthe chute, the guide bearing is sleeved on the pin shaft disposed on thefixing leg and arranged to coordinated with the guide roller to guidethe vertical side of the n-type gantry moving frame move up and down inthe chute; a cutter guide slot is provided in the retaining clamp foraccommodating and guiding the hook-type cutter, guide slots arerespectively provided at the both sides for accommodating and guidingthe card-pushing sheet.

In a class of embodiment, the folding clamp comprises a crab claw, tworeversely-extending lateral plates are formed at both back sides of thecrab claw, pin shaft holes are provided at the ends of the lateralplates, the pin shaft holes are aligned with the fixing holes at theother side of the connecting frame and fixed by the pin shaft; a spacebetween the two lateral plates forms a sildeway, the slideway is adaptedfor accommodating another foot pulley on the n-type gantry moving frame.

In a class of embodiment, the snap action moving device comprises aU-shape guide rail which is formed by two L-shape lower parts connectedand respectively located on the left and right sides, the vertical sideof the L-shape guide rail is fixed on one side of the base plate of theconnecting frame, and also fixed on the connecting plate which is on thelower surface of the connecting frame through a rail supporting frame, asnap guide device is provided on one end of the vertical side of theL-shape guide rail, a mounting plate is provided on the inner side ofthe L-shape guide rail, the rail supporting frame is fixed at the top ofthe mounting plate, a strip hole is provided in the central section ofthe mounting plate, a spring is provided in the upper part of the innerstrip hole, a card-punching device is assembled in the strip hole of themounting plate through a pin shaft and a bearing, and arranged to keepcompressing the spring by the multipurpose pin to deliver snap; the endof the horizontal side of the L-shape guide slot is fixed to theretaining clamp or folding clamp together by a guide slot fixed blockand a mounting plate.

In a class of embodiment, a card-punching retaining device is providedunder the card-punching device, and the card-punching retaining deviceis assembled on the card-punching guide rail and the mounting plate, asnap retaining block is provided under the bottom of the card-punchingretaining device and/or the card-punching device.

The advantage of the present invention is that the present inventioncompared with the prior arts has a simple structure and higherefficiency and reliability, using less air, and has a lower energyconsumption, it is easy to organize production, the cost ofcard-punching and maintenance is lower, and degree of automation ishigh.

The card-punching machine disposed at the inner ring is provided with alarger diameter, and the card-punching machine disposed at the outerring is provided with a smaller diameter, this achieves a variety ofcard-punching in the same machine.

BRIEF DESCRIPTION OF THE DRAWINGS

The invention will be described in greater detail with references to theappended drawings in order to make the invention and the advantagesunderstood better. However, the drawings described herein are intendedto provide a further understanding of the present invention,constituting part of the invention. The embodiments and theirdescriptions of the present invention are for explaining the presentinvention, which do not constitute undue limitation of the presentinvention, wherein:

FIG. 1 is a general assembly view of the present invention;

FIG. 1 a is a top view of the support plate in FIG. 1;

FIG. 1 b is a partial structure schematic view of touch switch withrespect to a first position and a second position in FIG. 1;

FIG. 2 is a general assembly view of the single-cylinder pneumaticcard-punching machine in FIG. 1;

FIG. 3 is a lateral view of FIG. 2;

FIG. 4 is an exploded view of FIG. 2;

FIG. 5 is an exploded view of FIG. 3;

FIG. 6 a, FIG. 6 b and FIG. 6 c are structure schematic views of theconnecting frame in FIG. 2;

FIG. 7 a and FIG. 7 b are structure schematic views of the folding clampin FIG. 2;

FIG. 8 a and FIG. 8 b are structure schematic views of the combinedslideways;

FIG. 8 c is a structure schematic view of the material extrusion means;

FIG. 9 is a structure schematic view of the present invention in FIG. 2,in a stowed state.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The invention will be described in greater detail with references to theappended drawings.

FIG. 1 is a general assembly view of the present invention, as shown inFIG. 1, the continuous disc type card-punching device of the presentinvention, comprising a rotary punching machine platform A1, whichcomprises a base A2 with a rotation axis A3 for driving the rotation ofdrive gear A5 by a motor A4, and a support plate A6 provided at the topof the rotation axis A3; the rotary punching machine platform A1 alsocomprises a control system; twelve single-cylinder pneumaticcard-punching machines are uniformly disposed at the inner ring of thesupport plate A6, and three single-cylinder pneumatic card-punchingmachines are uniformly disposed at the outside ring of the support plateA6 (shown in FIG. 1), the diameter of the single-cylinder pneumaticcard-punching machine disposed at the inner ring is larger than that atthe outside ring, startup and shutdown of all single-cylinder pneumaticpunching machines are controlled by corresponding touch switchs withrespect to a first position and a second position. The touch switch isadapted for controlling the startup and the shutdown of thesingle-cylinder pneumatic punching machine at the first position and thesecond position respectively through a 2-positions 5-through holesdouble pneumatic control valve A7.

FIG. 1 b is a partial structure schematic view of touch switch withrespect to a first position and a second position in FIG. 1; accordingto FIG. 1 b, the touch switch comprises a first mechanical valve A8 forthe first position, a second mechanical valve A9 for the secondposition, arranged to be side by side with the first mechanical valveA8; a first touch block A10, arranged to correspond to the firstmechanical valve A8, and a second touch block A11, arranged tocorrespond to the second mechanical valve A9.

The first mechanical valve A8 and the second mechanical valve A9 arefixed on a rotating disc A12; the rotating disc A12 is provided on arotation axis A3 and adapted for operating synchronously with thesupport plate A6; the first touch block A10 and the second touch blockA11 are fixed on a fixing plate A13.

Corresponding touch switches with respect to a first position and asecond position are provided on the positions on the rotating disc A12and the fixing plate A13 corresponding to the card-punching machinedisposed at the inner ring of the support plate A6, the structure ofsaid touch switches with respect to a first position and a secondposition are the same with touch switches with respect to a firstposition and a second position disposed at the outer ring, they differin the manual setting of the first position and the second position, andit will not be repeated here.

The rotary punching machine platform A1 has a first detection means A14for detection of no volume state, a second detection means A15 fordetection of jammed volume state, and a detection means A16 fordetection of improper claw state provided thereon (shown in FIG. 1).

According to FIG. 1, FIG. 1 a and FIG. 1 b, the working process of thecontinuous type card-punching device of the present invention is thatwhen the first mechanical valve A8 for the first position touches thefirst touch block A10, a pneumatic control signal is produced, saidsignal controls the 2-positions 5-through holes double pneumatic controlvalve A7 to change the direction thereof, and the single-cylinderpneumatic card-punching machine on the support plate A6 is tucked, movesdownward the card and punch the card, with the rotation of the rotationaxis A3, after the first mechanical valve A8 for the first position andthe second mechanical valve A9 for the second position rotate by acertain angle, when the second mechanical valve A9 touches the secondtouch block A11, a pneumatic control signal is generated for controllingthe 2-positions 5-through holes double pneumatic control valve changethe direction thereof, and controlling the single-cylinder pneumaticcard-punching machine to conduct cutting, releasing and casting thevolume, and so on.

The specific structure and working process of single-cylinder pneumaticcard-punching machine will be described in greater detail below:

FIG. 2 is a general assembly view of the single-cylinder pneumaticcard-punching machine, FIG. 3 is a lateral view of FIG. 2, FIG. 4 is anexploded view of FIG. 2 and FIG. 5 is an exploded view of FIG. 3;according to FIG. 2, 3, 4, 5, the double-card punching machine with asingle-cylinder and a single-claw of the present invention comprises alinear cylinder 1, and the working end face of the linear cylinder 1 isconnected to a connecting frame 2 through a screw connection; a centralhole 201 (showed in FIG. 5 c) allowing the piston rob 101 of the aircylinder 1 to pass through is provided in the central section of theconnecting frame 2; after the piston rob 101 passes through the centralhole 201, the end of the piston rob 101 is connected to an n-type gantrymoving frame 3.

As shown in FIG. 6 a, FIG. 6 b and FIG. 6 c, the connecting frame 2comprises a base plate 202 which is fixed at the working end of thecylinder by bolted connection (showed in FIG. 6 c), both sides of thelower surfaces of the base plate 201 respectively have an integratedconnecting plate 203 provided thereon, a lower end of the connectionplate 203 has biforked fixing legs; and the connecting plate 203 is inthe shape of an inverted Y, the fixing legs 204 have fixing holes 205provided thereon, and a central hole 201 is provided at a centralsection of the base plate 202 for a piston rod to pass through. Railholes 206 are provided on the surfaces of the connecting plates 203 atboth sides respectively.

The n-type gantry moving frame comprises a horizontal side 301 and twovertical sides 302 respectively at both sides, pulleys 303 are providedat the bottom of the two vertical sides 302 respectively, a through-hole304 is provided on the horizontal side 301 to accommodate and fix thepiston rob 101 of the cylinder.

The n-type gantry moving frame 3 is provided under the connecting frame2, a fixed block 4 is fixed under the horizontal side 301 by amulti-purpose pin shaft 401, the both ends of the multi-purpose pinshaft 401 are arranged to extend out of the Rail holes 206 in theconnecting plate 203 of the connecting frame 2, and said ends are sealedwith nuts.

Each of the both sides of the fixed block 4 is provided with acard-pushing sheet 5, a hook-type cutter is fixed between card-pushingsheets 5 on the both sides of fixing block 4; when using the punchingmachine, the n-type gantry moving frame moves down with the piston rob101; because of the restriction of the multi-purpose pin shaft 401 andthe rail slot hole 206, the n-type gantry moving frame keeps moving inthe vertical direction; the fixed block 4 may guarantee that thecard-pushing sheets 5 and the hook-type cutter 6 will not deform aftermultiple use.

The snap action moving device comprises a U-shape card-pushing guiderail 7 disposed under the connecting frame 2, the U-shape card-pushingguide rail 7 is formed by two L-shape guide rails whose lower sides arebutted with each other, the lower sides of L-shape guide rails aredisposed under the connecting frame 2. The n-type gantry moving frameand the U-shape card-pushing guide rail are disposed in a squarecrossing manner.

The vertical side of the L-shape guide rail is fixed on one side of thebase plate 203 of the connecting frame 2, and fixed to the connectingplate 203 on the lower surface of the connecting frame 2 by the railsupporting frame 701, snap action guidance device 702 is assembled onthe end part of the vertical side of the L-shape guide rail, a mountingplate 703 is provided at the inner side of the L-shape guide rail, therail supporting frame 701 is fixed at the top of the mounting plate 703,a strip hole 704 is disposed on the central section of the mountingplate 703, a spring 705 is provided at the upper part in the strip hole704, a card-pushing device 706 is assembled in the strip hole 704 of themounting plate 703 through a pin shaft and a bearing, and thecard-punching device 706 arranged to keep compressing the spring 705 bythe multi-purpose pin shaft 401 to complete the card-pushing mission.

A card-pushing retaining device 707 is provided under the card-pushingdevice 706, and the card-punching retaining device 707 is assembled onthe card-pushing guide rail 7 and the mounting plate 703, a snapretaining block 708 may be assembled on the card-pushing retainingdevice and also may be assembled at the bottom of the card-punchingdevice side by side at the same time.

The end of the horizontal side of the L-shape guide rail is fixed to themounting plate 703 and folding clamp 9 or retaining clamp 8 throughguide rail fixed block 709.

As shown in FIG. 7 a, FIG. 7 b, FIG. 8 a and FIG. 8 b, the folding clampof the present invention comprises a retaining clamp 8 and a foldingclamp 9 coordinated with each other in an embedded manner, the retainingclamp 8 is claw typed, two pin shaft holes 801 are provided on the bothtop ends of the retaining clamp 8, the pin shaft holes 801 are alignedwith the fixing holes 205 in the fixing leg 204 on the lower end of theinverted Y-type connecting frame 203, and fixed by the pin shaft 11; aguide block 802 is provided on one side of the retaining clamp 8, theguide block 802 and the retaining clamp 8 are disposed in an interleavedembedded manner, allowing the guide block 802 to abut against theretaining clamp 8 and to reinforce the remaining clamp 8, so as toresist the effect of the impact force from the folding clamp 9. A snapmolding 10 is embedded in the corner of the hook-type retaining clamp 8.

Chute 803 is disposed in the guide block 802, said chute 803 is arrangedto be adapted for accommodating the foot pulley 303 on the vertical side302 of the n-type gantry moving frame 3, guide roller 804 is provided onone side of the chute 803, and guide bearing 805 is provided on theother side of the chute 803, the guide bearing 805 is sleeved on the pinshaft 11 on the fixing leg 204. The guide bearing 805 arranged tocoordinate with the guide roller 804 to guide the vertical side 302 ofthe n-type gantry moving frame 3 to smoothly move up and down in thechute 803.

In order to guarantee the performances of the card-pushing sheet 5 andhook-type cutter 6, in the present invention, a cutter guide slot isfurther designed in the retaining clamp 8 to accommodate and guide thehook-type cutter 6, guide slots are respectively provided at the bothsides of the cutter guide slot to accommodate and guide the card-pushingsheet 5. The above-mentioned two guide slots are not shown in thefigures.

The folding clamp 9 comprises a crab claw 902, two reversely-extendinglateral plates 903 are formed at both sides of the back of the crab claw902 r, pin shaft holes 901 are provided at the end of the two lateralplates 903, said pin shaft holes 901 are aligned with the fixing hole205 at the other side of the fixing leg 204 and then fixed by the pinshaft 11; the space between the two lateral plates 903 forms a slideway904, which is adapt for accommodating the other foot pulley 303 on thevertical side of the n-type gantry moving frame 3.

As shown in FIG. 8 c, the folding clamp 9 has a material extrusion means905 provided therein; the material extrusion means 905 has a claw sheetwith a shape coordinating with the folding clamp, a width of the clawsheet is wider than that of the folding clamp. The function of thematerial extrusion means 905 is to extrude materials from the ends ofcartridge to the center, when the folding clamp tucks, so that thecentral part is well-stacked for the convenient packaging at the laterstage.

As shown in FIG. 9, the working process of the present invention isthat: the air cylinder 101 pushes the n-type gantry moving frame 3 tomove downward, and meanwhile, drives the card-pushing sheet 5, thehook-type cutter 6, the folding clamp 9 and card-pushing device 706under the action of the spring 705 to act together, so that thecard-pushing device 706 pushes cards to both sides of the remainingclamp 8, the folding clamp 9 tucks the casing, and the card-pushingsheet 5 pushes the card until the snap action is completed. When the aircylinder moves upward, the action moves conversely; the hook-type cutter6 cuts down the casing, folding clamp 6 is released and charge pipe isdischarged until the multi-purpose pin shaft 401 compresses thecard-pushing device 706. The air cylinder 1 reciprocates once tocomplete a card-punching cycle.

According to above statement, embodiments of the present invention havebeen described in detail, but it is obviously to the skilled person inthe art that, various modifications could be derived without departingfrom the spirits and the effects of the invention. Therefore, themodifications or alternations derived thereof are still included in theprotection scope of the present invention.

1. A continuous disc type card-punching device, comprising a rotarypunching machine platform, which comprises a base with a rotation axisfor driving the rotation of drive gear by a motor, a support plateprovided at the top of the rotation axis; the rotary punching machineplatform also comprising a control system; wherein, the support platehas at least two single-cylinder pneumatic punching machines providedthereon, startup and shutdown of each single-cylinder pneumatic punchingmachine are controlled by corresponding touch switches with respect to afirst position and a second position.
 2. The continuous disc typecard-punching device of claim 1, wherein, the touch switches comprisinga first mechanical valve for the first position, a second mechanicalvalve for the second position, arranged to be side by side with thefirst mechanical valve; a first touch block, arranged to correspond tothe first mechanical valve, and a second touch block, arranged tocorrespond to the second mechanical valve.
 3. The continuous disc typecard-punching device of claim 2 wherein, the first mechanical valve andthe second mechanical valve are fixed on a rotating disc; the rotatingdisc is provided on a rotation axis and adapted for operatingsynchronously with the support plate; the first touch block and thesecond touch block are fixed on a fixing plate.
 4. The continuous disctype card-punching device of claim 1, wherein, the touch switch isadapted for controlling the startup and the shutdown of thesingle-cylinder pneumatic punching machine at the first position and thesecond position respectively through a 2-positions 5-through holesdouble pneumatic control valve.
 5. The continuous disc typecard-punching device of claim 1, wherein, at least one single-cylinderpneumatic card-punching machine is uniformly disposed at the inner ringof the support plate; and at least two single-cylinder pneumaticcard-punching machine are uniformly disposed at the outside ring of thesupport plate, wherein, the diameter of the single-cylinder pneumaticcard-punching machine disposed at the inner ring is larger than that atthe outside ring.
 6. The continuous disc type card-punching device ofclaim 1, wherein, the rotary punching machine platform has a firstdetection means for detection of no volume state, a second detectionmeans for detection of jammed volume state, and a detection means fordetection of improper claw state provided thereon, all of which areconnected to the control system.
 7. The continuous disc typecard-punching device of claim 1, wherein, the single-cylinder pneumaticcard-punching machine, comprising an air cylinder adapted for pushing agantry moving frame to move downward and meanwhile driving a snap actionmoving device, a card-pushing sheet and a cutter to move down, and tucka retaining clamp and a folding clamp until the card punching iscompleted, and adapted for driving the card-pushing sheet and cutter tomove upward and releases the folding clamp when the gantry moving framemoves up, thereby completing a punching process.
 8. The continuous disctype card-punching device of claim 7, wherein, a connecting frame isconnected to a working end face of the air cylinder, and a lower part ofthe connecting frame has connecting plates provided at both sidesthereof, the lower part of the connecting frame has an n-type gantrymoving frame provided in the middle thereof in an interleaved manner, apiston rob of the air cylinder is arranged to extend through theconnecting frame to connect with the n-type gantry moving frame; aretaining clamp and a folding clamp are provided at the bottom of theconnecting frame.
 9. The continuous disc type card-punching device ofclaim 8, wherein, the folding clamp has a material extrusion meansprovided therein; the material extrusion means has a claw sheet with ashape coordinating with the folding clamp, a width of the claw sheet iswider than that of the folding clamp.
 10. The continuous disc typecard-punching device of claim 8, wherein, a card-pushing sheet and acutter are disposed under the n-type gantry moving frame, a lower end ofthe n-type gantry moving frame has pulleys provided at both sidesthereof, the pulleys are adapted for sliding in slideways of theretaining clamp and the folding clamp respectively; the connecting framehas snap action moving devices provided at both sides thereof, and thesnap action moving device and the n-type gantry moving frame arearranged in a square crossing manner. the connecting frame comprises abase plate, fixed at a working end of the cylinder by bolted connection,both sides of the lower surfaces of the base plate respectively have anintegrated connecting plate provided thereon, a lower end of theconnection plate has biforked fixing legs; and the connecting plate isin the shape of an inverted Y, the fixing legs have fixing holesprovided thereon, and a central hole is provided at a central section ofthe base plate for a piston rod to pass through; rail holes are providedon the surfaces of connecting plates at both sides; a multipurpose pinshaft is provided between the rail holes on the connecting plates atboth sides, the multipurpose pin shaft is adapted for moving up and downin the rail holes, and the multipurpose pin is located under the n-typegantry moving frame; a fixed block is provided on the multipurpose pin,the card-pushing sheet and the cutter are assembled on the fixed block.11. The continuous disc type card-punching device of claim 10, wherein,the cutter is in hook-type or cut-type.
 12. The continuous disc typecard-punching device of claim 10, wherein, the retaining clamp and thefolding clamp are coordinated with each other in an embedded manner, andthe retaining clamp is in claw type, two pin shaft holes are provided ontwo top ends of the retaining clamp, the pin shaft holes are alignedwith fixing holes in the connecting frame and fixed by pin shaft; aguide block is provided on one side of the retaining clamp, a chute isprovided in the guide block, the chute is adapted for accommodating afoot pulley provided on a vertical side of the n-type gantry movingframe, a snap molding is embedded in a corner of the retaining clamp.13. The continuous disc type card-punching device of claim 12, wherein,the guide block and the retaining clamp are arranged in an interleavedembedded manner, the guide block is arranged to abut against theretaining clamp; a guide roller is provided on one side of the chute,and a guide bearing is provided on the other side of the chute, theguide bearing is sleeved on the pin shaft disposed on the fixing leg andarranged to coordinated with the guide roller to guide the vertical sideof the n-type gantry moving frame move up and down in the chute; acutter guide slot is provided in the retaining clamp for accommodatingand guiding the hook-type cutter, guide slots are respectively providedat the both sides for accommodating and guiding the card-pushing sheet.14. The continuous disc type card-punching device of claim 10, wherein,the folding clamp comprises a crab claw, two reversely-extending lateralplates are formed at both back sides of the crab claw, pin shaft holesare provided at the ends of the lateral plates, the pin shaft holes arealigned with the fixing holes at the other side of the connecting frameand fixed by the pin shaft; a space between the two lateral plates formsa sildeway, the slideway is adapted for accommodating another footpulley on the n-type gantry moving frame.
 15. The continuous disc typecard-punching device of claim 10, wherein, the snap action moving devicecomprises a U-shape guide rail which is formed by two L-shape lowerparts connected and respectively located on the left and right sides,the vertical side of the L-shape guide rail is fixed on one side of thebase plate of the connecting frame, and also fixed on the connectingplate which is on the lower surface of the connecting frame through arail supporting frame, a snap guide device is provided on one end of thevertical side of the L-shape guide rail, a mounting plate is provided onthe inner side of the L-shape guide rail, the rail supporting frame isfixed at the top of the mounting plate, a strip hole is provided in thecentral section of the mounting plate, a spring is provided in the upperpart of the inner strip hole, a card-punching device is assembled in thestrip hole of the mounting plate through a pin shaft and a bearing, andarranged to keep compressing the spring by the multipurpose pin todeliver snap; the end of the horizontal side of the L-shape guide slotis fixed to the retaining clamp or folding clamp together by a guideslot fixed block and a mounting plate.
 16. The continuous disc typecard-punching device of claim 15, wherein, a card-punching retainingdevice is provided under the card-punching device, and the card-punchingretaining device is assembled on the card-punching guide rail and themounting plate, a snap retaining block is provided under the bottom ofthe card-punching retaining device and/or the card-punching device.